1. Department of Medicine, Faculty of Medicine, University of Alberta, Edmonton, Canada
2. Faculty of Physical Education and Recreation, University of Alberta, Edmonton, Canada
3. Montreal Chest Institute, McGill University Health Centre (MUHC), Montreal, Canada
4. Respiratory Epidemiology and Clinical Research Unit (RECRU), Montreal, Canada
5. G.F. MacDonald Centre for Lung Health, Edmonton, Canada
6. School of Occupational Therapy, McGill University, Montreal, Canada
7. Translational Research in Respiratory Diseases Program, Research Institute of the McGill University Health Centre, Montreal, Canada
8. Department of Medicine, University of Toronto, Canada
9. West Park Healthcare Centre, Toronto, Canada